FTOS Command Reference for the S-Series - Force10 Networks

IGMP Commands
Table 56 show ip mroute Command Example Fields
Field Description
FTOS supports IGMPv1/v2/v3 and is compliant with RFC-3376.
Important Points to Remember
• FTOS supports PIM-SM and PIM-SSM include and exclude modes.
show ip mroute
(S,G) Displays the forwarding entry in the multicast route table.
uptime Displays the amount of time the entry has been in the multicast
forwarding table.
Incoming interface Displays the reverse path forwarding (RPF) information towards the
the source for (S,G) entries and the RP for (*,G) entries.
Outgoing interface list: Lists the interfaces that meet one of the following:
• a directly connected member of the Group
• statically configured member of the Group
• received a (*,G) or (S,G) Join message
• IGMPv2 is the default version of IGMP on interfaces. IGMPv3 can be configured on
interfaces, and is backward compatible with IGMPv2.
• The maximum number of interfaces supported is 512.
• Maximum number of groups supported – no hard limit
• IGMPv3 router interoperability with IGMPv2 and IGMPv1 routers on the same subnet is
not supported.
• An administrative command (ip igmp version) is added to manually set the IGMP
version.
• All commands, previously used for IGMPv2, are compatible with IGMPv3.
The commands include:
• clear ip igmp groups on page 566
• debug ip igmp on page 566
• ip igmp querier-timeout on page 567
• ip igmp query-interval on page 567
• ip igmp query-max-resp-time on page 568
• show ip igmp groups on page 569
• show ip igmp interface on page 570
FTOS Command Reference, version 7.6.1.0 565